Standard specifications for transformers, oil-immersed, self-cooled, 60-cycle, 2200 volts.
Edition: 2d ed.
Series: Circular of the National Bureau of Standards ;; 22.
Publisher: Govt. Print. Off.
Published: 1910
Place of publication: Washington
Language: eng
Number of pages: 12
Subjects: Electric transformers.
Notes: At head of title: Department of commerce and labor.
S.W. Stratton, director.